# 1121310720

## 1,121,310,720 is an even composite number composed of four prime numbers multiplied together.

What does the number 1121310720 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 288 divisors.

1121310720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.

## Prime factorization of 1121310720:

### 211 × 32 × 5 × 233

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 23 × 23 × 23)

See below for interesting mathematical facts about the number 1121310720 from the Numbermatics database.

### Names of 1121310720

• Cardinal: 1121310720 can be written as One billion, one hundred twenty-one million, three hundred ten thousand, seven hundred twenty.

### Scientific notation

• Scientific notation: 1.12131072 × 109

### Factors of 1121310720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 33

### Divisors of 1121310720

• Number of divisors d(n): 288
• Complete list of divisors:
• Sum of all divisors σ(n): 4062895200
• Sum of proper divisors (its aliquot sum) s(n): 2941584480
• 1121310720 is an abundant number, because the sum of its proper divisors (2941584480) is greater than itself. Its abundance is 1820273760

### Bases of 1121310720

• Binary: 10000101101010111011000000000002
• Base-36: IJLKW0

### Squares and roots of 1121310720

• 1121310720 squared (11213107202) is 1257337730786918400
• 1121310720 cubed (11213107203) is 1409866276191845637685248000
• The square root of 1121310720 is 33485.9779609317
• The cube root of 1121310720 is 1038.9037758847

### Scales and comparisons

How big is 1121310720?
• 1,121,310,720 seconds is equal to 35 years, 34 weeks, 3 hours, 12 minutes.
• To count from 1 to 1,121,310,720 would take you about seventy-one years!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1121310720 cubic inches would be around 86.6 feet tall.

### Recreational maths with 1121310720

• 1121310720 backwards is 0270131211
• 1121310720 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1121310720's digits is 18
• More coming soon!